nonillion

The cardinal number equal to 10³⁰.

The cardinal number equal to 10⁵⁴.

The number produced by involving a million to the ninth power, denoted by unity with fifty-four ciphers annexed; or, according to the French and American system of numeration, the number denoted by unity with thirty ciphers annexed.

According to the French and American notation, a thousand octillions, or a unit with thirty ciphers annexed; according to the English notation, a million octillions, or a unit with fifty-four ciphers annexed. See the Note under numeration.

1030.

1054.

An unspecified very large number.